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Cummins Onan · Inverter generator

Onan P5000iDF EFI

A quiet dual-fuel inverter with electronic fuel injection, CO shutoff, and long runtime.

3,900W running5,000W peak52 dBAGasoline + Propane
Onan P5000iDF EFI Dual-Fuel Inverter Generator
Product image: Cummins
01 · Output by fuel

Up to 5,000 peak watts

Gasoline3,900W running
32.5A @ 120V5,000W peak
Propane3,500W running
29.2A @ 120V4,500W peak

Power output changes by fuel. Match against the rating for the fuel you will actually use.

02 · Runtime & sound

Gas · 25% load

16.8hr

Gas · 50% load

13hr

Propane · 25% load

20hr

Operational volume

52 dBA

Manufacturer-rated minimum

Onboard tank

3.4 gal (12 L) gasoline

03 · Size & mobility

108lb

Dry weight

25.1 × 18.1 × 21.2 in

L × W × H

Handle
Telescoping handle
Wheels
5.5 × 1.6 in wheels
Shipping weight
119.7 lb
Extended length
45.4 in
04 · Connection & control

Start

Electric, remote, recoil

Engine

224cc Cummins OHV 4-stroke EFI

Power quality

≤3% THD · inverter

Safety

Low-oil shutdown · CO shutdown

1 duplex 120V 20A (5-20R) · 1 × 120V 30A TT-30R · 2 × USB-A 5V

Every useful detail we could verify.

Specifications were compiled from Cummins’ current North American product page and official model spec sheet. Always verify the current manual and exact part number before purchase.

Outdoor use only. Fuel-burning portable generators produce carbon monoxide. Follow the manual and current CPSC placement guidance.

Electrical output

Gasoline output
3,900W running / 5,000W peak · 32.5A @ 120V running · 41.7A @ 120V peak
Propane output
3,500W running / 4,500W peak · 29.2A @ 120V running · 37.5A @ 120V peak
Voltage / frequency
120V · 60 Hz
Power quality
Built-in inverter · ≤3% THD
Parallel capable
Yes

Engine, fuel & runtime

Engine
224cc Cummins OHV 4-stroke EFI · Variable
Starting system
Electric, remote, recoil · 99 ft (30 m) remote range
Fuel tank
3.4 gal (12 L) gasoline
Gas · 25% load
16.8 hours
Gas · 50% load
13 hours
Propane · 25% load
20 hours
Oil
SAE 10W-30 · 0.58 qt / 18.6 oz
Altitude
EFI needs no carburetor kit; propane regulator kit above 2,000 ft
Sound
As low as 52 dBA

Connections, safety & portability

AC outlets
1 duplex 120V 20A (5-20R) · 1 × 120V 30A TT-30R
USB / DC
2 × USB-A 5V
Grounding
Floating neutral
Transfer-switch ready
Yes
GFCI outlets
No
Protection
Automatic low-oil shutdown · Automatic CO shutdown · Circuit-breaker overload protection
Display
Digital: run hours, output, fuel, voltage, remaining runtime
Dimensions
25.1 × 18.1 × 21.2 in
Weight
108 lb dry / 119.7 lb shipping
Mobility
Telescoping handle · 5.5 × 1.6 in wheels

Ownership details

Part number
A075C500
Availability
United States
Certification
EPA / CARB
Emissions
EPA / CARB
Spark arrestor
Yes
Residential warranty
3-year limited
Commercial warranty
1-year comprehensive
  • RV use
  • Events
  • Camping
  • Sensitive electronics
  • Electronic fuel injection
  • Automatic CO shutdown
  • RV-ready and transfer-switch ready
  • Parallel capable

Compatible accessories listed by Cummins

Paralleling kit · Maintenance kit · Storage cover · Running cover · Air filter · Key fob · Starting battery

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Sources:Cummins product pageOfficial specification sheetVerified September 15, 2026